Submission #1148385
Source Code Expand
#include<bits/stdc++.h> const long long INF = INT_MAX / 2; const long long MOD = 1000000007; const long double PI = 3.1415926; #define FOR(i,r,n) for(ll i = (ll)(r); i < (ll)(n); i++) #define RFOR(i,r,n) for(ll i=(ll)(n-1);i>=r;i--) #define REP(i,n) FOR(i,0,n) #define REP1(i,n) FOR(i,1,n+1) #define RREP(i,n) RFOR(i,0,n) #define ALL(x) x.begin(),x.end() #define RALL(x) x.rbegin(),x.rend() #define ll long long int using namespace std; ll ans = 0, sum = 0, n, k, cnt = 0, w, h; string s; vector<ll> v; vector < pair<ll, ll > > vp; vector<vector<ll> > vv(50, vector<ll>(50, INF)); vector<string> vs; vector<char> vc; set<ll> st; map<char, ll> mp; /*--------------------template--------------------*/ int main() { cin >> n >> k; REP(i,n) { cin >> h; v.push_back(h); } sort(RALL(v)); long double ans; ans = 0; REP(i,k) { ans=(ans+v[k-1-i])/2; } cout << fixed << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | C - AtCoderプログラミング講座 |
User | tettchan |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 934 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_01.txt | AC | 1 ms | 256 KB |
00_sample_02.txt | AC | 1 ms | 256 KB |
00_sample_03.txt | AC | 1 ms | 256 KB |
00_sample_04.txt | AC | 1 ms | 256 KB |
test_01.txt | AC | 1 ms | 256 KB |
test_02.txt | AC | 1 ms | 256 KB |
test_03.txt | AC | 1 ms | 256 KB |
test_04.txt | AC | 1 ms | 256 KB |
test_05.txt | AC | 1 ms | 256 KB |
test_06.txt | AC | 1 ms | 256 KB |
test_07.txt | AC | 1 ms | 256 KB |
test_08.txt | AC | 1 ms | 256 KB |
test_09.txt | AC | 1 ms | 256 KB |
test_10.txt | AC | 1 ms | 256 KB |
test_11.txt | AC | 1 ms | 256 KB |
test_12.txt | AC | 1 ms | 256 KB |
test_13.txt | AC | 1 ms | 256 KB |
test_14.txt | AC | 1 ms | 256 KB |
test_15.txt | AC | 1 ms | 256 KB |
test_16.txt | AC | 1 ms | 256 KB |
test_17.txt | AC | 1 ms | 256 KB |
test_18.txt | AC | 1 ms | 256 KB |
test_19.txt | AC | 1 ms | 256 KB |
test_20.txt | AC | 1 ms | 256 KB |
test_21.txt | AC | 1 ms | 256 KB |
test_22.txt | AC | 1 ms | 256 KB |
test_23.txt | AC | 1 ms | 256 KB |
test_24.txt | AC | 1 ms | 256 KB |
test_25.txt | AC | 1 ms | 256 KB |
test_26.txt | AC | 1 ms | 256 KB |
test_27.txt | AC | 1 ms | 256 KB |
test_28.txt | AC | 1 ms | 256 KB |
test_29.txt | AC | 1 ms | 256 KB |
test_30.txt | AC | 1 ms | 256 KB |